CN107158932A - Organic waste gas treatment device - Google Patents
Organic waste gas treatment device Download PDFInfo
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- CN107158932A CN107158932A CN201710605969.5A CN201710605969A CN107158932A CN 107158932 A CN107158932 A CN 107158932A CN 201710605969 A CN201710605969 A CN 201710605969A CN 107158932 A CN107158932 A CN 107158932A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
- B01D53/85—Biological processes with gas-solid contact
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention discloses organic waste gas treatment device.The organic waste gas treatment device includes the gas phase liquid film device for being used to handle organic exhaust gas using liquid, and the me.mbrane bioreactor for the waste liquid obtained by being handled through the gas phase liquid film device to be handled；The gas phase liquid film device is connected with me.mbrane bioreactor.The organic waste gas treatment device of the present invention, when handling organic exhaust gas, first, gas phase liquid film device carries out gas phase liquid film contact to organic exhaust gas, to adsorb or dissolve the water-soluble component in organic exhaust gas, then the waste liquid obtained again so has higher treatment effeciency by me.mbrane bioreactor.
Description
Technical field
The present invention relates to the technical field of exhaust-gas treatment, in particular to organic waste gas treatment device.
Background technology
In recent years, with the continuous improvement of living standards of the people, the feed manufacturing emterprise of China has obtained swift and violent development.
Feed product is more professional, and technique is more complicated.But, for a long time, the environmental protection that we ignore to Feed Enterprise always will
Ask, cause the control technique of pollution excessively simple by peculiar smell thing.Many processing factories stink to high heaven, and make operating personnel and surrounding
Resident deeply hurts, and seriously constrains the development of enterprise.To solve the contradiction between enterprise and environment, Feed Enterprise is distributed
It is imperative that the pollution of peculiar smell thing control effectively.Biological deodorizing mainly uses microbial deodorant, passes through the physiology of microorganism
Metabolism is converted having material frowzy, target contaminant is removed by effective decompose, to reach the improvement purpose of stench.
In the prior art, organic waste gas treatment device is relatively low to the treatment effeciency of organic exhaust gas.
The content of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of organic waste gas treatment device, at the organic exhaust gas
The treatment effeciency for managing device is higher.
A kind of organic waste gas treatment device, including filled for the gas phase liquid film handled using liquid organic exhaust gas
Put, and the me.mbrane bioreactor for the waste liquid obtained by being handled through the gas phase liquid film device to be handled；The gas phase
Liquid film device is connected with me.mbrane bioreactor.
Further, the gas phase liquid film device includes the gas phase liquid film for being used to make it that organic exhaust gas and liquid are contacted
Contact zone, the microbial reaction for the gas obtained by being handled through the gas phase liquid film contact zone to be carried out to microbial reaction
Area, and for the gas progress demisting obtained by microbial reaction area processing to be removed into fog-zone；The gas phase liquid film contact
Area, microbial reaction area and except fog-zone is sequentially communicated.
Further, the microbial reaction area include be used for using fungi carry out microbial reaction fungi reaction zone and
Bacterial reaction area for carrying out microbial reaction using bacterium.
Further, the gas phase liquid film contact zone, fungi reaction zone, bacterial reaction area and set except fog-zone is stacked gradually
Put.
Further, the gas phase liquid film device is anti-positioned at gas phase liquid film contact zone, fungi to the tank for housing liquid
Answer area, bacterial reaction area, the lower section except fog-zone.
Further, the gas phase liquid film device to house gas phase liquid film contact zone, fungi reaction zone, bacterial reaction
Area, the outer wall except fog-zone are turriform.
Further, the fungi reaction zone, bacterial reaction area are equipped with jet head.
Further, the me.mbrane bioreactor includes an anaerobic pond, to the gas phase liquid film for obtaining reaction tower processing
Waste liquid obtained by device processing carries out anaerobic reaction；With an Aerobic Pond, to through the anaerobic pond handle obtained by liquid
Carry out aerobic reaction.
Further, the anaerobic pond is provided with aeration part.
Further, the Aerobic Pond is provided with aeration part.
The organic waste gas treatment device of the present invention, when handling organic exhaust gas, first, gas phase liquid film device is to having
Machine waste gas carries out gas phase liquid film contact, to adsorb or dissolve the water-soluble component in organic exhaust gas, and the waste liquid then obtained again leads to
Me.mbrane bioreactor is crossed, so there is higher treatment effeciency.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it should be understood that, the following drawings illustrate only certain embodiments of the invention, therefore be not construed as
Restriction to scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other related accompanying drawings.
Fig. 1 shows the structure chart for the mud discharging device that one embodiment of the invention is provided.
Main element symbol description：
| 100 | Organic waste gas treatment device |
| 20 | Gas phase liquid film device |
| 21 | Gas phase liquid film contact zone |
| 22 | Fungi reaction zone |
| 23 | Bacterial reaction area |
| 24 | Except fog-zone |
| 25 | Tank |
| 40 | Me.mbrane bioreactor |
| 41 | Anaerobic pond |
| 42 | Aerobic Pond |
| 60 | Microculture tank |
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give preferred embodiment.But, it can be realized in many different forms, however it is not limited to described herein to implement
Example.On the contrary, the purpose that these embodiments are provided be make to the disclosure of which more it is thorough comprehensively.
The term used in the various embodiments of the disclosure is only used for describing the purpose of specific embodiment and not anticipated
In the various embodiments of the limitation disclosure.As used herein, singulative is intended to also include plural form, unless context is clear
Chu it is indicated otherwise.Unless otherwise defined, all terms (including the technical term and scientific terminology) tool being otherwise used herein
There is the implication identical implication that the various embodiment one skilled in the art with the disclosure are generally understood that.The term
(term such as limited in the dictionary typically used) is to be interpreted as having and the situational meaning in correlative technology field
Identical implication and it will be not construed as with Utopian implication or excessively formal implication, unless in the various of the disclosure
It is clearly defined in embodiment.
In the description of the invention, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of the description present invention and simplifies description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the limit of the present invention
System.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
In the description of the invention, unless otherwise prescribed with limit, it is necessary to explanation, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanically connect or electrical connection or the connection of two element internals, can
To be to be joined directly together, it can also be indirectly connected to by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
The statement (" first ", " second " etc.) used in the various embodiments of the disclosure can be modified to be implemented various
Various element in example, but corresponding element can not be limited.For example, presented above be not intended to limit the suitable of the element
Sequence and/or importance.The purpose presented above for being only used for differentiating an element and other elements.For example, the first user fills
Put and indicate different user device with second user device, although the two is all user's set.For example, not departing from each of the disclosure
In the case of the scope for planting embodiment, the first element is referred to alternatively as the second element, similarly, and the second element is also referred to as first
Element.
It should be noted that：, can be by the first composition member if an element ' attach ' to another element by description
Part is directly connected to the second element, and " connection " the 3rd can be constituted between the first element and the second element
Element.On the contrary, when an element " being directly connected to " is arrived into another element, it will be appreciated that be in the first element
And second the 3rd element is not present between element.
In addition, the indefinite article " one kind " and " one " before key element of the present invention or component are to key element or the quantitative requirement of component
(i.e. occurrence number) unrestriction.Therefore " one " or " one kind " should be read as including one or at least one, and odd number
The key element or component of form also include plural form, unless the obvious purport of the quantity refers to singulative.
Refer to Fig. 1.The organic waste gas treatment device 100 of the embodiment of the present invention, including for using liquid to organic waste
The gas phase liquid film device 20 that gas is handled, and for by the waste liquid obtained by being handled through the gas phase liquid film device 20
The me.mbrane bioreactor 40 of reason；The gas phase liquid film device 20 is connected with me.mbrane bioreactor 40.
In above-described embodiment, when handling organic exhaust gas, first, gas phase liquid film device 20 is carried out to organic exhaust gas
Gas phase liquid film is contacted, to adsorb or dissolve the water-soluble component in organic exhaust gas, and the waste liquid then obtained again is biochemical anti-by film
Device 40 is answered, so there is higher treatment effeciency, and structure is relatively simple.
Here, organic exhaust gas can enumerate the example of alkanes, aromatic hydrocarbons, esters, aldehydes, such as benzene,toluene,xylene, benzene
Ethene, trichloro ethylene, chloroform, trichloroethanes, diisocyanate (TDI), two isocyanide toluene esters.
Above-mentioned gas phase liquid film device 20 is by liquid film so that organic exhaust gas gradually expands due to concentration difference from gas phase to liquid film
Dissipate to occur the device of absorption, dissolving or reaction.
A kind of structure of gas phase liquid film device 20 can be included.Gas phase liquid film device 20 can include being used to cause organic waste
Gas phase liquid film contact zone 21 that gas and liquid are contacted, for that will enter through the gas obtained by gas phase liquid film contact zone 21 be handled
The microbial reaction area of row microbial reaction, and for microbial reaction area to be handled into the demisting that resulting gas carries out demisting
Area 24；Gas phase liquid film contact zone 21, microbial reaction area and except fog-zone 24 is sequentially communicated.
So, first, organic exhaust gas and liquid are contacted so that water soluble ingredient is removed, and resulting is other
Gas componant and the liquid for having absorbed organic exhaust gas that exists with spray pattern utilize microbial reaction by microbial reaction area
The microbial reaction in area is purified, finally by the residual gas through gas phase liquid film contact zone 21 and microbial reaction area by except
Fog-zone 24 finally obtains purified gas to remove contained moisture.
Herein, the liquid involved by gas phase liquid film device 20 can be the biological glue of fluidised form.Biological glue contains largely
Voidage and negative electrical charge, and with solid phase and liquid phase dimorphism characteristic, there is the superiority instead of activated carbon, adsorption process has electric charge
Absorption, physical absorption, chemisorbed, the collective effect of biological adsorption, the benzene homologues in organic exhaust gas, hydrocarbon, alkane, alcohol, aldehyde
Class etc. is adsorbed onto rapidly in biological glue.
Here, gas phase liquid film contact zone 21 can produce the form of liquid film (such as bubble), the most one using any
Way of realization is planted, can be constituted by air Bubble generating apparatus and to the container for housing bubble stabilized fluid (such as water), bubble
Bubble produced by generation device is passed into the container, at the same time, is passed through to the interface of the bubble stabilized fluid pending
Organic exhaust gas, organic gas constantly and fluid interface escape bubble come in contact.It is of course also possible to which organic exhaust gas is straight
Connect and be passed into the fluid, to cause gas phase liquid film occurs for organic exhaust gas and the bubble in fluid to contact.Air Bubble generating apparatus can
A kind of concrete structure is included, it there can be the gas-liquid of drum to produce groove, produce groove supply liquid to the gas-liquid with it
Fluid Supplying apparatus, the gas supply device that groove supply gas is produced to the gas-liquid, are supplied by by the fluid Supplying apparatus
The liquid given is whirled up stream in the gas-liquid produces groove, the inner face convolution of the liquid of the swirling flow along cylinder, by returning
The shearing force of eddy flow makes the gas microbubble supplied by the gas supply device, gas and the supply of the microbubble
Liquid is mixed, and generates gas-liquid, and the gas-liquid of generation is discharged, and groove supply gas is produced to the gas-liquid by gas supply device
Gas supply port is arranged on one in the circular wall at the both ends of the cylinder of closing gas-liquid generation groove, with least partly
Ground covers the outer shell tank that the gas-liquid produces groove, in outer shell tank, is forming the circumferential curved surface that the gas-liquid produces the cylinder of groove
Side wall and the outer shell tank between form gap, and produce the circle of groove in the gas-liquid provided with the gas supply port
Form gap between wall and the outer shell tank, using the space formed by gap each described as the liquid stream,
Liquid is supplied to the stream in the outside of the circular wall, and the liquid of the supply flows into the stream in the outside of the side wall, in gas
Liquid is produced in groove, and the inside that the stream in the outside of the side wall produces groove with the gas-liquid is connected, with liquid supply port, will be for
Supplied to the liquid of the stream to the inside that the gas-liquid produces groove, the liquid supply port at least being circumferentially with along side wall
Multiple, the direction of the supply of liquid is set so that liquid circles round along the axial certain orientation that groove is produced around the gas-liquid,
Fluid Supplying apparatus produces the inside supply liquid of groove by the stream from the liquid supply port to the gas-liquid, thus produces
The raw swirling flow.
Can also be the bubble generator shower nozzle to spray bubble as another way of realization.Such as nanometer
Bubble generator shower nozzle, micron bubble generator shower nozzle or micro-nano bubble generator shower nozzle.Nano-bubble generator shower nozzle is
Finger can spray shower nozzle of the diameter in nanoscale (below 1nm) bubble；Micron bubble generator shower nozzle refers to that can spray diameter exists
0.05mm is with the shower nozzle of bubble；Micro-nano bubble generator shower nozzle refers to that the gas between nanoscale and micron order diameter can be sprayed
The shower nozzle of bubble.
Microbial reaction area refers to be handled by the method for microbe filter.Microbial reaction area can be using filling
The way of realization of layer.The solids that the packed layer can mix for microorganism and biofilter material.Biofilter material is that microorganism is numerous
Reproductive growth provides carrier, such as suitable humidity, pH value, oxygen content, temperature and nutritional ingredient, while being provided suitably for microorganism
Growing environment.Microorganism carries out resolving into small molecule by flourish to the organic principle in foul smell.
Biofilter material can be inorganic filler, and such as conventional inorganic filler has：Haydite, coke, quartz sand, activated carbon,
Expand alumino-silicate etc.).Can also be organic polymer filler, such as polystyrene, polyvinyl chloride, polypropylene PE, all kinds of trees
Fat, plastics (including all kinds of foamed materials), fiber etc..Shape as biofilter material can be granular, irregular granular, glass
Steel or plastics, activated carbon grain, plastic optical fibre class shape, cellular or corrugated plate shape, spherical light ceramic etc..Herein, particulate filler
Can be inorganic haydite or quartz sand.Its rough surface, it is easy to aufwuch, the ability for retaining suspended contaminant is strong, has the disadvantage
Resistance is big, easily blocks.Irregular particulate filler can be Ha Kaideng balls (Hacketten) and polyhedron empty ball etc., useful ceramics
Graphite, plastics or metal are made, feature be it is simple in construction, it is cheap, but fluid distrbution is uneven.Activated carbon grain：Specific surface area
Greatly, hole is more.Plastic optical fibre class filler light weight, it is hard, but surface is smooth, and voidage is small, not easy to be filmed.Cellular or corrugated plating
The material of shape filler can be fiberglass or plastics (polyethylene polystyrene and polypropylene etc.), and its voidage is high, simple in construction,
Light weight but intensity are high, and antiseptic property is good, aging biology is easy to come off etc. primary disadvantage is that the biological growth on filler surface with
The balance that comes off is whard to control, is difficult to obtain the spherical light ceramic of homogeneous flow velocity in filler.Spherical light ceramic is to use clay
For raw material, appropriate industrial chemicals is added as swelling agent, is formed through high-temperature firing.Its intensity macroporosity bigger serface
Greatly, chemical stability is good, appropriate density, biological adhesiveness are strong.
A kind of several forms of specific biofilter material can be included.Its with 30~62wt% serpentine raw ore fine powder,
30~60wt% low tension electrical porcelain waste material fine powder and 8~10wt% Fujian mud are raw material, the additional 50~60wt% of raw material
Pore creating material, be well mixed, produce compound；Compound is placed in comminutor, 60~70wt% of compound water is added
Glass solution, granulation obtains the spherical green compact that particle diameter is 3~15mm；Then spherical green compact are dried under the conditions of 90~110 DEG C
12~24h, is incubated 1~5h under the conditions of 1000~1100 DEG C, and biofilter material is made.Wherein, the particle diameter of serpentine raw ore fine powder
No more than 0.088mm, the main chemical compositions of serpentine raw ore fine powder are：MgO is 30~45wt%, SiO2For 30~
40wt%, Fe2O3It is 0.2~0.3wt% for 7~10wt%, CaO, the particle diameter of low tension electrical porcelain waste material fine powder is no more than 0.074mm,
The main chemical compositions of low tension electrical porcelain waste material fine powder are SiO2More than 70.09wt%, Al2O3Not less than 24.37wt%, K2O does not surpass
Cross 2.66wt%, TiO2No more than 0.5wt%, Fe2O3No more than 1.60wt%, burn decrement rate is no more than 0.37wt%, Fujian mud
Particle diameter is not more than 0.074mm；The chemical composition of Fujian mud is SiO2Not super 30.99wt%, Al2O3It is not less than 40.98wt%, K2O
It is not less than 0.71wt%, Na2O is no more than 0.l wt%, Ca0 not high 0.62wt%, Fe2O3It is not less than 1.82wt%, burn decrement rate is not
Higher than 19.lwt%.
The aerobic or anaerobic type microorganism that can be known in the art as the microorganism in microbial reaction area, for example can be right
Inorganic molecules can be decomposed by saccharomycete, lactic acid bacteria, mould, black-koji mould, monascus ruber that organic matter is decomposed etc.
Nitrobacteria, sulfide-oxidizing enzyme etc..
Microbial reaction area can include being used for carrying out the fungi reaction zone 22 of microbial reaction and for making using fungi
The bacterial reaction area 23 of microbial reaction is carried out with bacterium.It is the filling using fungi as filtering strain that fungi, which carries out microbial reaction,
Material, bacterial reaction area 23 be using bacterium as bacteriological filtration inserts.Can be using conventional strain, in this as fungi and bacterium
It is not described in detail.
Jet head is equipped with fungi reaction zone 22, bacterial reaction area 23, to realize to fungi reaction zone 22, bacterial reaction
The fungi in area 23 and the supplement of the strain liquid of bacterium and nutrient solution.
Microculture tank 60 also can be set, so can be anti-for fungi to house fungi bacterium solution and bacterial solution respectively
Area 22, bacterial reaction area 23 is answered to supplement fungi strain and bacteria culture respectively.
Above-mentioned fog-zone 24 of removing can have the packing layers for absorbing moisture using all.Here packing layer can be using known
Drier.For example drier can include physical adsorbability drier or reactive drying agent, be that physical adsorbability drier has
Such as diatomite, molecular sieve, montmorillonite, recessed native drier, fiber desiccant.Reactive drying agent has acid drier, such as dense
Sulfuric acid, phosphorus pentoxide, neutral drier such as anhydrous calcium chloride, general gas flow can be dried, but anhydrous calcium chloride can not be dried
Ammonia and ethanol, alkaline drier, such as soda lime (CaO and NaOH, KOH mixture), quick lime (CaO), NaOH solids, are used
In dry neutral or alkaline gas.
Gas phase liquid film contact zone 21, fungi reaction zone 22, bacterial reaction area 23 and except fog-zone 24 can be cascading.
Here, it is stacking that multiple objects (such as film) with Rotating fields fit in another one surface using one to be stacked
Mode.So that A, B, C, D are sequentially overlapped setting as an example, refer to that an A surface sets B, B surface to set C, C surface to set
D, i.e., according to a direction (such as from top to bottom), A, B, C, D are arranged in order.
It is understood that gas phase liquid film device 20 includes accommodating gas phase liquid film contact zone 21, fungi reaction zone of course
22nd, bacterial reaction area 23, the outer wall except fog-zone 24.The outer wall is preferably tower, in order to which the gas phase liquid film being stacked connects
Touch area 21, fungi reaction zone 22, bacterial reaction area 23 and except fog-zone 24.
In order to accommodating through waste liquid of the gas phase liquid film contact zone 21 through absorption, tank 25 can be set.The tank 25 can be located at
The lower section of gas phase liquid film contact zone 21.So, adsorbed in gas phase liquid film contact zone 21 organic exhaust gas non-atomized state it is useless
Liquid energy falls into screw clamp 25 to be collected under self gravitation.
" me.mbrane bioreactor 40 " refers to film being combined the Selective Separation of dusty gas with biodegradation term, micro-
Biological attachment forms biomembrane on Nets impregnated film surface, during film both sides are respectively gas phase and liquid phase, waste gas
Polluter reaches biofilm surface by film and is degraded by microorganisms.Bacterium and fungi containing high concentration, pass through in membrane reactor
Pumping is back to use bacterium and fungi in biological reaction tank, is suitable to processing hydroaropic substance using bacterium and fungi is suitable to processing and dredged
The characteristic of aqueous substance, constructs the reaction of bacteria-fungal combined biological, and inoculated bacteria is distinguished and true in the different zones of reaction
Bacterium removes different types of pollutant in removing exhaust gas.
A kind of structure of me.mbrane bioreactor 40 can be included.Me.mbrane bioreactor 40 can include an anaerobic pond 41, use
Waste liquid obtained by being handled with the gas phase liquid film device 20 for obtaining reaction tower processing carries out anaerobic reaction；With an Aerobic Pond 42,
Liquid obtained by be handled through the anaerobic pond 41 carries out aerobic reaction.
So, the waste liquid obtained by gas phase liquid film device 20 is handled is after anaerobic reaction, then passes through aerobic reaction.
Anaerobic reaction, i.e. anaerobic digestion, are in the absence of oxygen, to be degraded by means of amphimicrobe and obligate anaerobes herein
Organic pollution, the product of decomposition is the digestion gas (biogas, biogas) based on methane.
The overall process subdivision of organic exhaust gas anaerobic digestion can be divided into three phases again, and the first stage is the hydrolysed ferment stage
(i.e. acid digestion), what this stage utilized is facultative hydrolysed ferment bacterium (i.e. acid-producing bacteria), by complicated organic matter --- carbon hydrate
The fermentation such as thing, protein and lipid turns into organic acid, alcohols, CO2、H2、NH3And H2S etc.；Second stage is hydrogenesis and acetogenesis rank
Section, what this stage utilized is the hydrogen-producing acetogenic bacteria of obligate anaerobic, by the metabolite of first stage bacterium --- propionic acid and its
Its aliphatic acid, alcohols and some aromatic acids are acetic acid, CO2And H2；Phase III is the methane phase stage, and this stage utilizes production
Acetic acid that methane backeria produced for first, second stage, CO2And H2For main matrix (also having formic acid, methanol and methylamine) final conversion
For methane and CO2, methanogen includes two species specificity very strong bacterium：One kind mainly utilizes H2CO2It is reduced to CH4；It is another
Plant methanogen main using acetic acid as matrix (methanol and methylamine can also be used), it is decomposed into CH4And CO2.In this stage
In, also a kind of homoacetogenic bacteria can be CO according to the study2And H2Synthesize acetic acid.
Anaerobic pond 41 can be equipped with biologic packing material, and domesticated strain can be added into biologic packing material.In this example, anaerobic pond 41 can be set
There is the aeration part with stirring action.
Above-mentioned aerobic eat carries out biology using aerobic microbiological (including aerobic-anaerobic microbe) under conditions of with the presence of oxygen
Metabolism is with degradation of organic substances.Aerobic Pond 42 can set air blower (not shown), be achieved in that air blower supplies fresh sky
Gas is to Aerobic Pond 42.
It is above-mentioned not address part, it is adaptable to prior art.
Although more above used the term for representing structure, the possibility for being not precluded from using other terms.Use
These terms are used for the purpose of more easily describing and explaining the essence of the present invention；It is construed as any additional limit
System is all disagreed with spirit of the present invention.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of organic waste gas treatment device, it is characterised in that including the gas for being handled using liquid organic exhaust gas
Phase liquid film device, and the me.mbrane bioreactor for the waste liquid obtained by being handled through the gas phase liquid film device to be handled；
The gas phase liquid film device is connected with me.mbrane bioreactor.
2. organic waste gas treatment device according to claim 1, it is characterised in that the gas phase liquid film device includes being used for
So that organic exhaust gas and liquid contacted gas phase liquid film contact zone, for will through the gas phase liquid film contact zone handle gained
The gas arrived carries out the microbial reaction area of microbial reaction, and for the microbial reaction area to be handled to resulting gas
Carry out demisting removes fog-zone；The gas phase liquid film contact zone, microbial reaction area and except fog-zone is sequentially communicated.
3. organic waste gas treatment device according to claim 2, it is characterised in that the microbial reaction area includes being used for
The fungi reaction zone of microbial reaction is carried out using fungi and for the bacterial reaction area using bacterium progress microbial reaction.
4. organic waste gas treatment device according to claim 3, it is characterised in that the gas phase liquid film contact zone, fungi
Reaction zone, bacterial reaction area and except fog-zone is cascading.
5. organic waste gas treatment device according to claim 3, it is characterised in that the gas phase liquid film device is to accommodating
The tank of liquid is located at gas phase liquid film contact zone, fungi reaction zone, bacterial reaction area, the lower section except fog-zone.
6. organic waste gas treatment device according to claim 3, it is characterised in that the gas phase liquid film device to hold
Put gas phase liquid film contact zone, fungi reaction zone, bacterial reaction area, except fog-zone outer wall be turriform.
7. organic waste gas treatment device according to claim 3, it is characterised in that the fungi reaction zone, bacterial reaction
Area is equipped with jet head.
8. organic waste gas treatment device according to claim 6, it is characterised in that the me.mbrane bioreactor is detested including one
Oxygen pond, the waste liquid obtained by the processing of gas phase liquid film device is carried out into anaerobic reaction；With an Aerobic Pond, to through the anaerobism
Liquid obtained by the processing of pond carries out aerobic reaction.
9. organic waste gas treatment device according to claim 8, it is characterised in that the anaerobic pond is provided with aeration part.
10. organic waste gas treatment device according to claim 8, it is characterised in that the Aerobic Pond is provided with aeration part.
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| CN112362613A (en) * | 2020-10-22 | 2021-02-12 | 中国科学院南海海洋研究所 | Low-power-consumption small-volume long-term-duty deep-sea trace gas in-situ measuring instrument |
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